Cummins Engine Company is a superfund site located at 4500 Leeds Avenue, Charleston, SC 29405. The Environmental Protection Agency (EPA) identifies sites such as Cummins Engine Company because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes. Cummins Engine Company is currently registered as an Active superfund site by the EPA. However, it is not on the NPL (National Priorities List), which means the EPA does not consider it one of the nation's most hazardous waste sites.